Thursday, February 24, 2011

Brief Shell History

First Unix Shell: Thompson Shell -> Implemented in the first version of Unix in 1971 by Ken Thompson.

sh (Bourne Shell) is the full featured Unix shell written by Stephen Bourne at Bell labs in 1974.

Other shells are,
bash (Bourne again shell)
ash (almquist shell)
csh (c shell)
ksh (Korn shell)
tcsh (TENEX c shell)
zsh (z shell)

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